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Penn Valley Park, MO Weather Forecast
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Penn Valley Park Weather Forecast
| REST OF TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Chance of Showers | Partly Sunny |
| Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Hi: 89°FHi: 32°C Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 70°FLo: 21°C | Hi: 90°FHi: 32°C |
| POP: 50% | POP: 100% | POP: 40% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1057 AM CDT Tue Aug 18 2026 
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Penn Valley Park Forecast Discussion
Issued: 615 AM CDT Tue Aug 18 2026
Key Messages
- Severe thunderstorms are possible today and tonight, with the most likely timing from late this evening through the overnight hours.
- Near-normal temperatures likely Wednesday into early next week with low precipitation chances, mainly early next week.
Discussion
... Issued at 224 AM CDT Tue Aug 18 2026
A convective system is moving southeast through Nebraska as of 07Z and how this system evolves through sunrise and beyond will play a major role in where/ ho...